{"id":"vidhyamitra:city-day:ayodhya:1913-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1913-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1913-05-13","date_display":"May 13, 1913 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1913,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419900.770833,"kali_year":5015,"ahargana":1831435.2708,"sun":{"sidereal_longitude":29.2198,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":114.3317,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.1119,"elapsed_within_tithi_degrees":1.1119},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":114.3317,"elapsed_within_degrees":7.665},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":143.5515},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":1913,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2419900.770833,"ahargana":1831435.2708,"kali_year":5015,"ayanamsa_lahiri":22.6427,"grahas":{"sun":{"sidereal_longitude":29.026252999999997,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":113.19025299999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false,"latitude":3.3116},"mars":{"sidereal_longitude":342.337653,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":9.670453000000009,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":266.33035300000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":4.885553000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":43.55405300000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":341.7459,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":161.7459,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1913,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419900.770833,"kali_year":5015,"ahargana":1831435.2708,"sun":{"sidereal_longitude":29.2198,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":114.3317,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":85.1119,"elapsed_within_tithi_degrees":1.1119},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":114.3317,"elapsed_within_degrees":7.665},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":143.5515},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.312,"elongation":85.112},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.312,"opposition_distance":94.888}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:15","sunsetLocal":"18:40","solarNoonLocal":"11:57","dayLengthHours":13.406076443908685,"dayLengthDisplay":"13 Hours 24 Mins 22 Secs","nightLengthDisplay":"10 Hours 35 Mins 38 Secs","moonriseLocal":"10:58","moonsetLocal":"00:10","rahuKala":{"name":"Rāhu Kāla","start":"15:19","end":"16:59","startHours":15.308695131917897,"endHours":16.984454687406483,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:36","end":"10:17","startHours":8.605656909963555,"endHours":10.28141646545214,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:57","end":"13:38","startHours":11.957176020940725,"endHours":13.632935576429311,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:23","end":"08:50","startHours":8.382222302565076,"endHours":8.829091517362032,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:49","end":"06:10","startHours":5.812724317482579,"endHours":6.170219689320144,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:31","end":"12:24","startHours":11.51030680614377,"endHours":12.404045235737684,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:28","end":"04:22","startHours":3.466660939798559,"endHours":4.360399369392471,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:08","end":"05:15","startHours":4.136964761993994,"endHours":5.254137798986384,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"15:05","startHours":14.191522094925507,"endHours":15.085260524519418,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:28","end":"18:52","startHours":18.46021424289507,"endHours":18.86021424289507,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:40","end":"19:13","startHours":18.66021424289507,"endHours":19.218800761391265,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:25","end":"20:10","startHours":18.41021424289507,"endHours":20.16021424289507,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:31","end":"00:24","startHours":23.510306806143774,"endHours":24.404045235737684,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:15","end":"06:56","startHours":5.254137798986384,"endHours":6.929897354474969,"quality":"inauspicious"},{"name":"Udveg","start":"06:56","end":"08:36","startHours":6.929897354474969,"endHours":8.605656909963555,"quality":"inauspicious"},{"name":"Chala","start":"08:36","end":"10:17","startHours":8.605656909963555,"endHours":10.28141646545214,"quality":"neutral"},{"name":"Labha","start":"10:17","end":"11:57","startHours":10.28141646545214,"endHours":11.957176020940725,"quality":"auspicious"},{"name":"Amṛta","start":"11:57","end":"13:38","startHours":11.957176020940725,"endHours":13.632935576429311,"quality":"auspicious"},{"name":"Kāla","start":"13:38","end":"15:19","startHours":13.632935576429311,"endHours":15.308695131917897,"quality":"inauspicious"},{"name":"Śubha","start":"15:19","end":"16:59","startHours":15.308695131917897,"endHours":16.984454687406483,"quality":"auspicious"},{"name":"Roga","start":"16:59","end":"18:40","startHours":16.984454687406483,"endHours":18.66021424289507,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:40","end":"19:59","startHours":18.66021424289507,"endHours":19.984454687406483,"quality":"inauspicious"},{"name":"Śubha","start":"19:59","end":"21:19","startHours":19.984454687406483,"endHours":21.308695131917897,"quality":"auspicious"},{"name":"Roga","start":"21:19","end":"22:38","startHours":21.308695131917897,"endHours":22.63293557642931,"quality":"inauspicious"},{"name":"Udveg","start":"22:38","end":"23:57","startHours":22.63293557642931,"endHours":23.95717602094073,"quality":"inauspicious"},{"name":"Chala","start":"23:57","end":"01:17","startHours":23.95717602094073,"endHours":25.28141646545214,"quality":"neutral"},{"name":"Labha","start":"01:17","end":"02:36","startHours":25.28141646545214,"endHours":26.605656909963557,"quality":"auspicious"},{"name":"Amṛta","start":"02:36","end":"03:56","startHours":26.605656909963557,"endHours":27.92989735447497,"quality":"auspicious"},{"name":"Kāla","start":"03:56","end":"05:15","startHours":27.92989735447497,"endHours":29.254137798986385,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:15","end":"06:15","startHours":5.254137798986384,"endHours":6.254137798986384,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:15","end":"07:15","startHours":6.254137798986384,"endHours":7.254137798986384,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:15","end":"08:15","startHours":7.254137798986384,"endHours":8.254137798986385,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:15","end":"09:15","startHours":8.254137798986385,"endHours":9.254137798986385,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:15","end":"10:15","startHours":9.254137798986385,"endHours":10.254137798986385,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:15","end":"11:15","startHours":10.254137798986385,"endHours":11.254137798986385,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:15","end":"12:15","startHours":11.254137798986385,"endHours":12.254137798986385,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:15","end":"13:15","startHours":12.254137798986385,"endHours":13.254137798986385,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:15","end":"14:15","startHours":13.254137798986385,"endHours":14.254137798986385,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:15","end":"15:15","startHours":14.254137798986385,"endHours":15.254137798986385,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:15","end":"16:15","startHours":15.254137798986385,"endHours":16.254137798986385,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:15","end":"17:15","startHours":16.254137798986385,"endHours":17.254137798986385,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:15","end":"18:15","startHours":17.254137798986385,"endHours":18.254137798986385,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:15","end":"19:15","startHours":18.254137798986385,"endHours":19.254137798986385,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:15","end":"20:15","startHours":19.254137798986385,"endHours":20.254137798986385,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:15","end":"21:15","startHours":20.254137798986385,"endHours":21.254137798986385,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:15","end":"22:15","startHours":21.254137798986385,"endHours":22.254137798986385,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:15","end":"23:15","startHours":22.254137798986385,"endHours":23.254137798986385,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:15","end":"00:15","startHours":23.254137798986385,"endHours":24.254137798986385,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:15","end":"01:15","startHours":24.254137798986385,"endHours":25.254137798986385,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:15","end":"02:15","startHours":25.254137798986385,"endHours":26.254137798986385,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:15","end":"03:15","startHours":26.254137798986385,"endHours":27.254137798986385,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:15","end":"04:15","startHours":27.254137798986385,"endHours":28.254137798986385,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:15","end":"05:15","startHours":28.254137798986385,"endHours":29.254137798986385,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.179645393234473,"eotMinutes":3.7534387435564067,"ayanamsa":22.6427}},"calendars":{"vikram_samvat":1970,"vikram_samvatsara":"Akṣaya","saka_samvat":1835,"saka_samvatsara":"Pramādī","bengali_samvat":1320,"malayalam_era":1089,"nanakshahi_year":444,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Śukla Aṣṭamī · Vikram 1970 Akṣaya · Śaka 1835 Pramādī"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 13, 1913 CE · Ayodhyā · Vidhyamitra","description":"May 13, 1913 CE for Ayodhyā: Śukla Aṣṭamī, sūryodaya 05:15, sūryāsta 18:40.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1913-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1913-05-13","sa":"https://sa.vidhyamitra.com/city/ayodhya/1913-05-13","hi":"https://hi.vidhyamitra.com/city/ayodhya/1913-05-13","x-default":"https://vidhyamitra.com/city/ayodhya/1913-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T00:29:14.518Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-05-31T00:29:14.518Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T00:29:14.518Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}